How do we know the gospel of sovereign grace is true?

The truth of the gospel of sovereign grace is substantiated by its unique message, which states that salvation is not conditioned on human effort or decision, but solely on the grace of God. Romans 1:16-17 confirms that the gospel is the power of God for salvation to everyone who believes. Furthermore, throughout Scripture, God reveals that His grace operates through faith, which is a gift bestowed upon His chosen people to bring them to repentance and faith in Christ. This inseparable connection between God's grace and the assurance of salvation highlights the uniqueness and truth of the gospel we preach.